4sync

4sync

4sync is a free file synchronization and backup software for Windows, macOS and Linux. It allows easy syncing and backup of files and folders between devices or to external drives. Useful for keeping important files up-to-date and backed up across PCs and devices.
4sync image
file-sync backup crossplatform

4sync: Free File Synchronization and Backup Software

Free file synchronization and backup software for Windows, macOS and Linux, syncs files and folders between devices or to external drives, keeping important files up-to-date and backed up across PCs and devices.

What is 4sync?

4sync is a free, open source file synchronization and backup software available for Windows, macOS and Linux operating systems. It provides an easy way to sync files and folders across devices like desktops, laptops, network drives and external hard drives.

Some of the key features of 4sync include:

  • Intuitive interface for setting up one-way or two-way sync jobs between folders on local drives, external drives or over local network.
  • Supports scheduled syncing to automatically keep files up-to-date based on your chosen interval.
  • File versioning to maintain previous versions of synced files.
  • Selective sync to only transfer files that have changed since last sync.
  • Portable mode allows syncing files between external drives without requiring installation.
  • Secure data transfer over local network with SSL/TLS encryption.
  • Free and open source software published under GNU GPLv2 license.

With its versatility in handling varied sync and backup jobs, 4sync is a great free alternative to commercial solutions like Dropbox, GoodSync or Syncthing for personal as well as office use.

4sync Features

Features

  1. File syncing
  2. Folder syncing
  3. Backup to external drives
  4. Cross-platform - Windows, macOS, Linux
  5. Versioning
  6. Scheduling

Pricing

  • Free
  • Open Source

Pros

Free and open source

Easy to set up and use

Reliable syncing

Good performance

Wide platform support

Cons

Limited configuration options

No cloud storage support

No mobile app

No encryption


The Best 4sync Alternatives

Top Backup & Sync and File Synchronization and other similar apps like 4sync


Google Drive icon

Google Drive

Google Drive is a file storage and synchronization service developed by Google. It provides users with 15 GB of free cloud storage to store files and access them from any device. Some key features of Google Drive include:Store files like documents, photos, videos, and more in the cloud.Access files from...
Google Drive image
Dropbox icon

Dropbox

Dropbox is a file hosting service that offers cloud storage, file synchronization, personal cloud, and client software. Dropbox allows users to create a special folder on their computers, which Dropbox then synchronizes so that it appears to be the same folder (with the same contents) across multiple devices.Some key features...
Dropbox image
MediaFire icon

MediaFire

MediaFire is a file hosting, file synchronization, and cloud storage service launched in 2006. Users can upload documents, photos, videos, music, and other media files to MediaFire servers which can then be accessed privately or shared publicly via links.A key feature of MediaFire is its simplicity and ease of use...
MediaFire image
Google One icon

Google One

Google One is a cloud storage and subscription service provided by Google. It offers secure cloud storage across Google services like Google Drive, Gmail, and Google Photos. With a Google One membership, users get additional storage space to store photos, videos, documents, and more.There are three main tiers for Google...
Google One image
Koofr icon

Koofr

Koofr is a cloud storage solution launched in 2013 that focuses on privacy and security as its main selling points. It offers end-to-end encryption for all files uploaded to its servers, ensuring that no one except the owner can access them.Some key features of Koofr include:Apps for all major platforms...
Koofr image
Filestash icon

Filestash

Filestash is an open-source, self-hosted web file manager that allows you to manage your files through a clean and intuitive web interface. It works by spinning up a web server that gives you access to specified folders on the host machine's file system. Some key features of Filestash include:Web-based file...
Filestash image
Krakenfiles icon

Krakenfiles

Krakenfiles is a file transfer platform designed to make sending large files fast, easy and secure. With its intuitive interface, industry-grade encryption, and support for files up to 50GB, Krakenfiles aims to be the go-to solution for transferring large design files, videos, backups and other heavyweight content.Some key features of...
Krakenfiles image
Blomp icon

Blomp

Blomp is a free, open-source note-taking and project management tool suitable for personal and professional use. It provides a variety of ways to organize information including simple notes, checklists, kanban boards, and calendars.Some key features of Blomp include:Real-time collaboration - multiple users can edit notes simultaneously and see other's cursor...
Blomp image
SugarSync icon

SugarSync

SugarSync is a cloud-based file hosting service that focuses on data backup, synchronization, and sharing across devices and with others. Founded in 2007, SugarSync aims to provide a simple way for users to access their files from anywhere and collaborate effectively.Some key features of SugarSync include:Backup and sync files across...
SugarSync image
Yandex Disk icon

Yandex Disk

Yandex Disk is a cloud storage service launched in 2012 by Yandex, a major Russian technology company. It allows users to store their files online, synchronize them across devices, and share them securely.Some key features of Yandex Disk include:Apps for Windows, Mac, Linux, iOS, Android, and web browser accessFree accounts...
Yandex Disk image
Yunio icon

Yunio

Yunio is an open-source virtual desktop infrastructure (VDI) software that makes it easy for IT teams to set up and deliver virtual desktops and remote applications. It provides a web-based dashboard to centrally create, manage, and assign desktops to end users.Some key capabilities and benefits of Yunio include:HTML5 interface -...